diff --git a/README.md b/README.md
index 7a507a0..3502803 100644
--- a/README.md
+++ b/README.md
@@ -73,6 +73,11 @@ docker run --rm \
   plugins/docker --dry-run
 ```
 
+## Developer Notes
+
+- When updating the base image, you will need to update for each architecture and OS.
+- Arm32 base images are no longer being updated.
+
 ## Release procedure
 
 Run the changelog generator.
diff --git a/docker/docker/Dockerfile.linux.arm64 b/docker/docker/Dockerfile.linux.arm64
index d12c4f8..fbb5f0b 100644
--- a/docker/docker/Dockerfile.linux.arm64
+++ b/docker/docker/Dockerfile.linux.arm64
@@ -1,4 +1,4 @@
-FROM arm64v8/docker:20.10.9-dind
+FROM arm64v8/docker:20.10.14-dind
 
 ENV DOCKER_HOST=unix:///var/run/docker.sock